ESP32-Based Gambling Simulator - Technical Report

Project Completion: January 2026

Shantanu Maratha

Thapar Institute of Engineering and Technology

Project Duration: January - January 2026

Executive Summary

The Ruin Machine is an ESP32-based gambling simulator designed to mathematically demonstrate why all betting strategies inevitably fail against probability theory and house edge. This educational device provides real-time simulation of casino-style betting with visual feedback through an OLED display and audio feedback via buzzer, proving through hands-on experience that the house always wins.

Key Project Achievements

• Real-time gambling simulation using ESP32 hardware random number generator
• OLED display interface showing bankroll, statistics, and win rate
• Multiple betting strategies (Martingale, Flat Bet) for comparison
• Audio feedback system with distinct sounds for wins, losses, and bankruptcy
• Mathematical proof of house edge through practical demonstration
• Educational tool for teaching probability theory and expected value

1. Problem Statement & Educational Context

1.1 The Gambling Fallacy Problem

Despite mathematical certainty that gambling is a losing proposition, millions of people worldwide continue to believe they can “beat the system” through various betting strategies.

Common Misconceptions:

• “The Martingale strategy guarantees eventual profit”
• “After several losses, a win is ‘due’”
• “Skilled gamblers can overcome house edge”
• “Betting systems can turn negative EV into positive”